10-day forecast for McHenry, PA: 48° to 85°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Sunday, August 9
85° · 0.33 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1082° / 65°0.04
Morning70°feels 70°
Afternoon76°feels 75°
Evening76°feels 77°
Overnight65°feels 66°
82 °
McHenry, Monday, 10 August
Light rain. High 82°, low 65°.
Pressure30.00 inHg
Wind7 mph SW
Humidity65%
Visibility6.2 mi
Dew point63°
Tue, 1185° / 62°0.33
Morning67°feels 68°
Afternoon83°feels 82°
Evening67°feels 67°
Overnight69°feels 71°
85 °
McHenry, Tuesday, 11 August
Rain. High 85°, low 62°.
Pressure29.94 inHg
Wind6.7 mph NW
Humidity67%
Visibility6.2 mi
Dew point62°
Wed, 1273° / 61°0.02
Morning65°feels 64°
Afternoon70°feels 71°
Evening69°feels 70°
Overnight62°feels 61°
73 °
McHenry, Wednesday, 12 August
Light rain. High 73°, low 61°.
Pressure29.83 inHg
Wind4.3 mph SW
Humidity78%
Visibility6.2 mi
Dew point62°
Thu, 1377° / 59°0.01
Morning63°feels 64°
Afternoon74°feels 73°
Evening63°feels 62°
Overnight65°feels 66°
77 °
McHenry, Thursday, 13 August
Light rain. High 77°, low 59°.
Pressure29.85 inHg
Wind14.3 mph NW
Humidity32%
Visibility—
Dew point43°
Fri, 1474° / 50°0
Morning62°feels 60°
Afternoon72°feels 71°
Evening61°feels 60°
Overnight55°feels 53°
74 °
McHenry, Friday, 14 August
Mostly clear. High 74°, low 50°.
Pressure30.03 inHg
Wind9.5 mph N
Humidity34%
Visibility—
Dew point42°
Sat, 1572° / 48°0
Morning59°feels 58°
Afternoon69°feels 67°
Evening58°feels 57°
Overnight52°feels 51°
72 °
McHenry, Saturday, 15 August
Overcast. High 72°, low 48°.
Pressure30.24 inHg
Wind10.3 mph N
Humidity37%
Visibility—
Dew point41°
Sun, 1665° / 49°0.01
Morning56°feels 55°
Afternoon59°feels 58°
Evening57°feels 56°
Overnight56°feels 55°
65 °
McHenry, Sunday, 16 August
Light rain. High 65°, low 49°.
Pressure30.18 inHg
Wind3.3 mph N
Humidity83%
Visibility—
Dew point53°
Mon, 1775° / 56°0
Morning62°feels 62°
Afternoon73°feels 73°
Evening67°feels 66°
Overnight59°feels 58°
75 °
McHenry, Monday, 17 August
Overcast. High 75°, low 56°.
Pressure29.94 inHg
Wind6.6 mph N
Humidity55%
Visibility—
Dew point54°
Tue, 1880° / 53°0
Morning65°feels 65°
Afternoon78°feels 78°
Evening66°feels 66°
Overnight62°feels 62°
80 °
McHenry, Tuesday, 18 August
Overcast. High 80°, low 53°.
Pressure29.94 inHg
Wind5.5 mph SW
Humidity38%
Visibility—
Dew point50°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in McHenry, PA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.